What is authentication in information security?What is authorization in computer security?Why authorization and authentication are important?What is the difference between them?write in details authen

What is authentication in information security?What is authorization in computer security?Why authorization and authentication are important?What is the difference between them?write in details authentication and authorization methods and examples.no need to cite references in MLA/APA, just the website links.This paper is not a homework assignment, it is just for helping me to understand the subjects.Make it clear and simple.